# If we change the excitation of synchronous machine will it affect on motor speed?

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If we change the excitation of synchronous machine will it affect on motor speed?

No, If we change the excitation of synchronous machine it will not affect on motor speed.

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The maximum constant load torque under which a synchronous motor will pull into synchronism at rated rotor supply voltage and frequency is known as?

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The synchronous motor will develop maximum power when the load angle is?

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Torque angle for the synchronous machine is the angle between (A) stator magnetic field and rotor magnetic field (B) stator magnetic field and net magnetic field in the air gap (C) rotor magnetic field and net magnetic field in the air gap (D) excitation voltage and impedance voltage drop

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An electric motor in which both stator field and rotor rotates with same speed is called?

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